National Semiconductor Corp. (www.national.com) has unveiled the LP3950, reportedly the first color LED driver with audio synchronizer. With this feature, the color LEDs on the phone or MP3 player blink and change color in time with the music or ring tones. Offered in a 32-pin thin CSP package, the LP3950 also comes with two RGB LED outputs that can drive up to 300 mA for color LEDs or for camera flash LED. National Semiconductor has also introduced the LP3942 and LP3931 chips for handheld devices. Applications include cell phones, smart phones, global positioning systems, and personal digital assistants.
A new method of modeling how they are created with chemical vapor deposition (CVD) could reduce the cost of carbon nanostructures used for for research and commercial applications, including advanced sensors and batteries.
BMW has already incorporated more than 10,000 3D-printed parts in the Rolls-Royce Phantom and intends to expand the use of 3D printing in its cars even more in the future. Meanwhile, Daimler has started using additive manufacturing for producing spare parts in Mercedes-Benz Trucks.
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